| IIIsotec Internation Canton | Canton | GA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| IPITW Performance Polymers | Montgomeryville | PA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| KKpac | Pasadena | TX | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| KTKraiburg Tpe CORP | Buford | GA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| KCKraton Corporation The Woodlands Headquarters Office | Spring | TX | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| KPKraton Pine Chemical, LLC. | Jacksonville | FL | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| LULanxess Ure | Gastonia | NC | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| LPLaPorte PVOH | La Porte | TX | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| LPLaPorte PVOH | LaPorte | TX | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| LCLee Composites INC | The Woodlands | TX | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| LCLG Chem Ohio Petrochemical Inc | Ravenna | OH | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| LMLithos Materials LLC | Salt Lake City | UT | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| LCLohnpack Contract Filling Inc. | Trenton | NJ | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| LLouisville | Louisville | KY | Beverage and Tobacco Product Manufacturing312120 | 100-499 | ◐ LIKELY ACTIVE |
| LPLouisville Plant | Louisville | KY | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| LSLouisville Site | Louisville | KY | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| LGLyle Goodman LLC | Pendleton | IN | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| LMLyondellbasell Morris Site | Morris | IL | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| LNLyondellBasell - NXO | Conneaut | OH | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| MMMango Materials | Elmira | CA | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| MMMango Materials Albany | Albany | CA | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| MManufacturing | Mahwah | NJ | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| MPMarine Polymers, INC | Stevensville | MD | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MIMatrics INC | Maple Grove | MN | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MPMcdonald Plastic Molding INC | Cuba City | WI | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MGM.c.k. Green Composite Enterprise Corporation | Greenville | OH | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MTMEDAL Tech | North Baltimore | OH | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| MWMesser Warehouse | Birmingham | AL | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| MSMexichem Specialty Resins Inc. Avon lake | Avon Lake | OH | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| MMMid Michigan Plastics & Tooling, LLC | West Branch | MI | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MCMitsubishi Chemical America, ASB | Wilmington | MA | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| MCMitsubishi Chemical America, Inc. - Specialty Resins Divisin | Pasadena | TX | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| MLMki3dprinting LLC | Blackfoot | ID | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MFMorris Facility | Morris | IL | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| MPMytex Polymers | Covington | GA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| NHNasco Healthcare | Saugerties | NY | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| NLNatureWorks LLC | Blair | NE | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| NRNorthern Region Springfield | Springfield | OR | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| NRNorthern Region Springfield RD Lab | Springfield | OR | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| OEOctal Extrusions | Cincinnati | OH | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| O3Osha 300a | Auburn | AL | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| OPOxyVinyls-Pedricktown Plant | Pedricktown | NJ | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| PAParkdale Advanced Materials, INC. | Gastonia | NC | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| PParrish | Parrish | AL | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| PCPerformance Composites, INC | Los Angeles | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| P1Plant 1 | Linden | NJ | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| P1Plant 1 | Fort Smtih | AR | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| PIPlastech Inc | Corvallis | OR | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| PPolymers | Sulphur | LA | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| PLPoly-Wood LLC - Indiana | Syracuse | IN | Chemical Manufacturing325211 | 500+ | ◐ LIKELY ACTIVE |